The Kenwood AT-200 antenna tuner covers 6 amateur bands from 1.8 to 30 MHz with easy to use controls. Through power is 200 watts maximum. It has power scales for 20 and 200 watts. There is a built in SWR meter. The rear panel has: Input is SO-239 [UHF]. Antenna Output 1 is SO-239 [UHF], Antenna Output 2 is SO-239 [UHF], Antenna Output 3 is wire connection and ground.